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2026-07-14 - 15:56
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Tue Jul 14, 2026 12:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1431212575,8sleep30-21swapper/307:06:323
1387212462,7sleep10-21swapper/107:05:591
14752112103,6sleep20-21swapper/207:07:092
31652210796,7sleep00-21swapper/007:05:180
171552840,1sleep017160-21sed11:35:250
53562630,0sleep30-21swapper/309:05:153
57722620,1sleep05777-21kthreadcore12:25:200
195042590,0sleep20-21swapper/212:10:152
327232550,0sleep00-21swapper/012:20:180
232932550,0sleep30-21swapper/309:50:123
102272550,0sleep20-21swapper/211:04:592
253392520,0sleep00-21swapper/009:50:170
190799320,16cyclictest0-21swapper/207:20:122
190799280,27cyclictest0-21swapper/207:33:562
77712270,0sleep20-21swapper/207:15:012
190799271,25cyclictest0-21swapper/212:27:472
190799270,26cyclictest0-21swapper/211:36:582
190799270,26cyclictest0-21swapper/211:15:302
190799270,26cyclictest0-21swapper/210:56:572
190799270,26cyclictest0-21swapper/210:45:552
190799259,14cyclictest0-21swapper/207:50:222
190799250,25cyclictest0-21swapper/212:19:082
190799250,24cyclictest0-21swapper/209:57:032
190799250,24cyclictest0-21swapper/209:57:032
190799241,22cyclictest0-21swapper/212:20:072
190199241,22cyclictest0-21swapper/110:32:011
1897992422,2cyclictest0-21swapper/009:49:240
189799240,23cyclictest0-21swapper/009:17:140
190799239,9cyclictest0-21swapper/212:30:222
1907992317,6cyclictest0-21swapper/211:52:022
190799231,21cyclictest0-21swapper/210:14:392
190799231,21cyclictest0-21swapper/210:00:242
190199231,3cyclictest0-21swapper/108:45:021
190199231,3cyclictest0-21swapper/107:26:111
190199231,21cyclictest0-21swapper/112:30:351
190199231,21cyclictest0-21swapper/110:40:061
190199231,21cyclictest0-21swapper/109:00:021
190199231,21cyclictest0-21swapper/108:57:261
190199231,21cyclictest0-21swapper/108:02:291
190199230,22cyclictest0-21swapper/112:06:461
190199230,22cyclictest0-21swapper/108:33:321
189799230,23cyclictest0-21swapper/008:37:320
190799222,19cyclictest0-21swapper/210:51:162
1907992220,1cyclictest0-21swapper/207:45:202
1907992219,3cyclictest0-21swapper/209:13:572
190799221,20cyclictest0-21swapper/208:05:592
190799220,21cyclictest0-21swapper/211:31:572
190799220,21cyclictest0-21swapper/209:44:182
190799220,20cyclictest20158-21turbostat10:45:002
1901992219,3cyclictest0-21swapper/110:22:181
1901992218,4cyclictest0-21swapper/112:27:151
1901992218,3cyclictest0-21swapper/112:00:381
1901992218,3cyclictest0-21swapper/111:35:491
190199221,3cyclictest0-21swapper/109:35:271
190199221,20cyclictest0-21swapper/110:51:181
190199220,3cyclictest0-21swapper/111:58:551
190199220,3cyclictest0-21swapper/107:22:371
190199220,21cyclictest0-21swapper/112:20:221
190199220,21cyclictest0-21swapper/112:19:231
190199220,21cyclictest0-21swapper/110:02:451
190199220,21cyclictest0-21swapper/109:58:401
190199220,21cyclictest0-21swapper/109:58:391
190199220,21cyclictest0-21swapper/109:12:511
190199220,21cyclictest0-21swapper/109:08:561
190199220,21cyclictest0-21swapper/108:54:261
190199220,21cyclictest0-21swapper/108:41:381
190199220,21cyclictest0-21swapper/108:06:051
190199220,21cyclictest0-21swapper/107:53:021
190199220,21cyclictest0-21swapper/107:43:411
189799220,21cyclictest0-21swapper/010:46:330
189799220,21cyclictest0-21swapper/009:08:500
189799220,21cyclictest0-21swapper/009:02:200
1907992118,2cyclictest749-21snmpd08:57:202
1907992118,2cyclictest749-21snmpd08:21:592
1907992117,3cyclictest0-21swapper/212:38:552
1907992117,3cyclictest0-21swapper/210:17:152
1907992117,3cyclictest0-21swapper/209:54:362
1907992117,3cyclictest0-21swapper/209:32:002
190799211,19cyclictest0-21swapper/209:01:502
190799210,20cyclictest0-21swapper/211:21:062
190799210,20cyclictest0-21swapper/209:37:152
190799210,20cyclictest0-21swapper/208:50:412
190799210,20cyclictest0-21swapper/208:13:142
1901992118,3cyclictest0-21swapper/112:37:311
1901992118,3cyclictest0-21swapper/111:42:581
1901992118,3cyclictest0-21swapper/108:35:051
1901992117,4cyclictest0-21swapper/107:17:151
190199210,3cyclictest0-21swapper/111:47:591
190199210,3cyclictest0-21swapper/111:26:271
190199210,3cyclictest0-21swapper/107:10:261
190199210,2cyclictest0-21swapper/111:32:121
190199210,2cyclictest0-21swapper/109:47:121
190199210,2cyclictest0-21swapper/107:49:551
190199210,20cyclictest0-21swapper/111:50:321
190199210,20cyclictest0-21swapper/111:13:311
190199210,20cyclictest0-21swapper/111:09:061
190199210,20cyclictest0-21swapper/111:02:151
190199210,20cyclictest0-21swapper/110:38:511
190199210,20cyclictest0-21swapper/110:28:391
190199210,20cyclictest0-21swapper/110:17:511
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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